Question

In workshop a worker measure the length of a steel plate a Vernier callipers having a least count 0.01 cm. Four such measurement of the length yielded the following values: 3.11 cm, 3.13 cm, 3.14cm, 3.14cm.find the mean length,the mean absolute error and the percentage error in the measured value of the length. [Ans: 3.13cm, 0.01cm, 1.3%]

Answer 1

Answer:

the answer in the textbook is wrong.

Explanation:

the percentage error in 0.31%,

and answer given in textbook is wrong.